PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

555-26Gear Shaft,spur

Alliant Defense Electronics Systems Inc Dba Lundy Technical Center · NSN 1680-00-670-8234 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-670-8234 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-670-8234. Primary manufacturer part number: 555-26.
Features
  • Gear Shaft,spur — FSC 1680
  • 3 verified cross-references
  • Primary manufacturer: Alliant Defense Electronics Systems Inc Dba Lundy Technical Center
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear Shaft,spur, cataloged under National Stock Number 1680-00-670-8234, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Alliant Defense Electronics Systems Inc Dba Lundy Technical Center. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear Shaft,spur
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersAlliant Defense Electronics Systems Inc Dba Lundy Technical Center (CAGE 93712); Kilgore Flares Company Llc (CAGE 75324); Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (CAGE 48ZY0)
Technical Specifications
ParameterValue
NSN1680-00-670-8234
Primary Part Number555-26
Item NameGear Shaft,spur
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerAlliant Defense Electronics Systems Inc Dba Lundy Technical Center
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5945-00-189-8705 INTERCHANGEABLE
Relay,electromagnetic
6680-01-037-5010 INTERCHANGEABLE
Indicator,sight,liquid
6520-01-416-215955526 INTERCHANGEABLE
Strainer,vacuum Sys
Air Techniques, Inc.
4820-01-497-058555526 INTERCHANGEABLE
Valve,regulating,system Pressure
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
8105-01-553-740255526 INTERCHANGEABLE
Bag,plastic
Aerovironment, Inc. Dba Aerovironment Inc
5120-01-592-646055-526 INTERCHANGEABLE
Bar,pry
The Stanley Works Dba Stanley Proto
Cross-Reference Index
Part NumberManufacturer
555-26 Alliant Defense Electronics Systems Inc Dba Lundy Technical Center (USA)
555-26 Kilgore Flares Company Llc (USA)
555-26 Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (USA)
Related Parts
5945-00-189-8705INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6680-01-037-5010INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
6520-01-416-2159INTERCHANGEABLE
STRAINER,VACUUM SYS
55526
4820-01-497-0585INTERCHANGEABLE
VALVE,REGULATING,SYSTEM PRESSURE
55526
8105-01-553-7402INTERCHANGEABLE
BAG,PLASTIC
55526
5120-01-592-6460INTERCHANGEABLE
BAR,PRY
55-526

Frequently Asked Questions

What is NSN 1680-00-670-8234?

NSN 1680-00-670-8234 is a Gear Shaft,spur, manufactured by Alliant Defense Electronics Systems Inc Dba Lundy Technical Center, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-670-8234?

NSN 1680-00-670-8234 has 3 cross-referenced part numbers: 555-26 (Alliant Defense Electronics Systems Inc Dba Lundy Technical Center), 555-26 (Kilgore Flares Company Llc), 555-26 (Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc).

What NSN replaces 1680-00-670-8234?

There are 6 known substitutes for 1680-00-670-8234: 5945-00-189-8705, 6680-01-037-5010, 6520-01-416-2159 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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